/*
Date : 140414
Writer : Jint
What's in this : Study About Interface

Abstract wroted with class 
ex) public abstract class...

but Interface doesnt have class
ex) below
 */

package JavaCore;

public interface Inter {
	double PI = 3.14;
	public void prn(); // This two method using as proto-type. User must use these two method by implement this interface;
	public void show(); // When User create new class with implements, there will be an errors if user doesnt using these two method.
						// that's why user have to override these.

}
